Answer:
It supports the balance between opposing forces.
Explanation:
Taoism is the philosophical and spiritual belief in the balance of power between good and bad, right and wrong, etc. This belief originated from the Chinese traditional belief in the harmonious existence between things.
In the given quote from "Tao Te Ching", the main idea of the whole quote is that it supports the balance of the opposing forces. The opposing forces being the yin and yang, the right and wrong, the good and bad, all blending in to create harmony.
Thus, the correct answer is the third option.
